AT91SAM7A2-AJ vs AT91SAM7S512B-MU feature comparison

AT91SAM7A2-AJ Atmel Corporation

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AT91SAM7S512B-MU Atmel Corporation

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Pbfree Code Yes
Rohs Code Yes Yes
Part Life Cycle Code Obsolete Transferred
Ihs Manufacturer ATMEL CORP ATMEL CORP
Part Package Code QFP QFN
Package Description LFQFP, HVQCCN, LCC64,.35SQ,20
Pin Count 176 64
Reach Compliance Code compliant compliant
HTS Code 8542.31.00.01 8542.31.00.01
Has ADC YES YES
Address Bus Width 21
Bit Size 32 32
Clock Frequency-Max 6 MHz 50 MHz
DAC Channels NO NO
DMA Channels NO YES
External Data Bus Width 16
JESD-30 Code S-PQFP-G176 S-PQCC-N64
JESD-609 Code e3
Length 24 mm 9 mm
Number of I/O Lines 57 32
Number of Terminals 176 64
Operating Temperature-Max 85 °C 85 °C
Operating Temperature-Min -40 °C -40 °C
PWM Channels YES YES
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code LFQFP HVQCCN
Package Shape SQUARE SQUARE
Package Style FLATPACK, LOW PROFILE, FINE PITCH CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE
Qualification Status Not Qualified Not Qualified
RAM (bytes) 16384 65536
Seated Height-Max 1.6 mm 0.9 mm
Speed 30 MHz 55 MHz
Supply Voltage-Max 3.6 V 1.95 V
Supply Voltage-Min 3 V 1.65 V
Supply Voltage-Nom 3.3 V 1.8 V
Surface Mount YES YES
Technology CMOS CMOS
Temperature Grade INDUSTRIAL INDUSTRIAL
Terminal Finish MATTE TIN
Terminal Form GULL WING NO LEAD
Terminal Pitch 0.5 mm 0.5 mm
Terminal Position QUAD QUAD
Width 24 mm 9 mm
uPs/uCs/Peripheral ICs Type MICROCONTROLLER, RISC MICROCONTROLLER, RISC
Base Number Matches 1 2
ECCN Code 3A991.A.2
Samacsys Manufacturer Microchip
Additional Feature ALSO REQUIRES 3.3V SUPPLY
CPU Family ARM7
On Chip Program ROM Width 8
Package Equivalence Code LCC64,.35SQ,20
ROM (words) 524288
ROM Programmability FLASH

Compare AT91SAM7A2-AJ with alternatives

Compare AT91SAM7S512B-MU with alternatives